What’s Vulnerable › Vulnerabilities
CVE-2024-11390: Kibana Unrestricted Upload of File with Dangerous Type Can Lead to XSS
- Severity: medium (CVSS 5.4 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-05-01 · updated 2026-06-17
- Weakness: CWE-434
Description
Unrestricted upload of a file with dangerous type in Kibana can lead to arbitrary JavaScript execution in a victim’s browser (XSS) via crafted HTML and JavaScript files. The attacker must have access to the Synthetics app AND/OR have access to write to the synthetics indices.
Affected products
- Kibana: from 7.17.6 before 7.17.24; from 8.4.0 before 8.12.0 — fixed in 7.17.24, 8.12.0
How to fix
Upgrade to a fixed version: Kibana 7.17.24, 8.12.0. Check the vendor advisory for mitigations.
References
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